diff options
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot.c | 948 | ||||
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot.h | 33 | ||||
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_ace.h | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_board.c | 24 | ||||
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_flower.c | 32 | ||||
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_police.c | 36 | ||||
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_police.h | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/mscc/ocelot_tc.c | 56 |
8 files changed, 680 insertions, 457 deletions
diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 672ea1342add..3e7a2796c37d 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -21,6 +21,7 @@ #include <net/netevent.h> #include <net/rtnetlink.h> #include <net/switchdev.h> +#include <net/dsa.h> #include "ocelot.h" #include "ocelot_ace.h" @@ -132,11 +133,11 @@ static void ocelot_mact_init(struct ocelot *ocelot) ocelot_write(ocelot, MACACCESS_CMD_INIT, ANA_TABLES_MACACCESS); } -static void ocelot_vcap_enable(struct ocelot *ocelot, struct ocelot_port *port) +static void ocelot_vcap_enable(struct ocelot *ocelot, int port) { ocelot_write_gix(ocelot, ANA_PORT_VCAP_S2_CFG_S2_ENA | ANA_PORT_VCAP_S2_CFG_S2_IP6_CFG(0xa), - ANA_PORT_VCAP_S2_CFG, port->chip_port); + ANA_PORT_VCAP_S2_CFG, port); } static inline u32 ocelot_vlant_read_vlanaccess(struct ocelot *ocelot) @@ -169,117 +170,175 @@ static int ocelot_vlant_set_mask(struct ocelot *ocelot, u16 vid, u32 mask) return ocelot_vlant_wait_for_completion(ocelot); } -static void ocelot_vlan_mode(struct ocelot_port *port, +static void ocelot_vlan_mode(struct ocelot *ocelot, int port, netdev_features_t features) { - struct ocelot *ocelot = port->ocelot; - u8 p = port->chip_port; u32 val; /* Filtering */ val = ocelot_read(ocelot, ANA_VLANMASK); if (features & NETIF_F_HW_VLAN_CTAG_FILTER) - val |= BIT(p); + val |= BIT(port); else - val &= ~BIT(p); + val &= ~BIT(port); ocelot_write(ocelot, val, ANA_VLANMASK); } -static void ocelot_vlan_port_apply(struct ocelot *ocelot, - struct ocelot_port *port) +static void ocelot_port_vlan_filtering(struct ocelot *ocelot, int port, + bool vlan_aware) { + struct ocelot_port *ocelot_port = ocelot->ports[port]; u32 val; - /* Ingress clasification (ANA_PORT_VLAN_CFG) */ - /* Default vlan to clasify for untagged frames (may be zero) */ - val = ANA_PORT_VLAN_CFG_VLAN_VID(port->pvid); - if (port->vlan_aware) - val |= ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA | - ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1); - + if (vlan_aware) + val = ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA | + ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1); + else + val = 0; ocelot_rmw_gix(ocelot, val, - ANA_PORT_VLAN_CFG_VLAN_VID_M | ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA | ANA_PORT_VLAN_CFG_VLAN_POP_CNT_M, - ANA_PORT_VLAN_CFG, port->chip_port); + ANA_PORT_VLAN_CFG, port); - /* Drop frames with multicast source address */ - val = ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA; - if (port->vlan_aware && !port->vid) + if (vlan_aware && !ocelot_port->vid) /* If port is vlan-aware and tagged, drop untagged and priority * tagged frames. */ - val |= ANA_PORT_DROP_CFG_DROP_UNTAGGED_ENA | + val = ANA_PORT_DROP_CFG_DROP_UNTAGGED_ENA | + ANA_PORT_DROP_CFG_DROP_PRIO_S_TAGGED_ENA | + ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA; + else + val = 0; + ocelot_rmw_gix(ocelot, val, + ANA_PORT_DROP_CFG_DROP_UNTAGGED_ENA | ANA_PORT_DROP_CFG_DROP_PRIO_S_TAGGED_ENA | - ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA; - ocelot_write_gix(ocelot, val, ANA_PORT_DROP_CFG, port->chip_port); + ANA_PORT_DROP_CFG_DROP_PRIO_C_TAGGED_ENA, + ANA_PORT_DROP_CFG, port); - /* Egress configuration (REW_TAG_CFG): VLAN tag type to 8021Q. */ - val = REW_TAG_CFG_TAG_TPID_CFG(0); - - if (port->vlan_aware) { - if (port->vid) + if (vlan_aware) { + if (ocelot_port->vid) /* Tag all frames except when VID == DEFAULT_VLAN */ val |= REW_TAG_CFG_TAG_CFG(1); else /* Tag all frames */ val |= REW_TAG_CFG_TAG_CFG(3); + } else { + /* Port tagging disabled. */ + val = REW_TAG_CFG_TAG_CFG(0); } ocelot_rmw_gix(ocelot, val, - REW_TAG_CFG_TAG_TPID_CFG_M | REW_TAG_CFG_TAG_CFG_M, - REW_TAG_CFG, port->chip_port); + REW_TAG_CFG, port); +} - /* Set default VLAN and tag type to 8021Q. */ - val = REW_PORT_VLAN_CFG_PORT_TPID(ETH_P_8021Q) | - REW_PORT_VLAN_CFG_PORT_VID(port->vid); - ocelot_rmw_gix(ocelot, val, - REW_PORT_VLAN_CFG_PORT_TPID_M | +static int ocelot_port_set_native_vlan(struct ocelot *ocelot, int port, + u16 vid) +{ + struct ocelot_port *ocelot_port = ocelot->ports[port]; + + if (ocelot_port->vid != vid) { + /* Always permit deleting the native VLAN (vid = 0) */ + if (ocelot_port->vid && vid) { + dev_err(ocelot->dev, + "Port already has a native VLAN: %d\n", + ocelot_port->vid); + return -EBUSY; + } + ocelot_port->vid = vid; + } + + ocelot_rmw_gix(ocelot, REW_PORT_VLAN_CFG_PORT_VID(vid), REW_PORT_VLAN_CFG_PORT_VID_M, - REW_PORT_VLAN_CFG, port->chip_port); + REW_PORT_VLAN_CFG, port); + + return 0; } -static int ocelot_vlan_vid_add(struct net_device *dev, u16 vid, bool pvid, - bool untagged) +/* Default vlan to clasify for untagged frames (may be zero) */ +static void ocelot_port_set_pvid(struct ocelot *ocelot, int port, u16 pvid) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; - int ret; + struct ocelot_port *ocelot_port = ocelot->ports[port]; - /* Add the port MAC address to with the right VLAN information */ - ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, vid, - ENTRYTYPE_LOCKED); + ocelot_rmw_gix(ocelot, + ANA_PORT_VLAN_CFG_VLAN_VID(pvid), + ANA_PORT_VLAN_CFG_VLAN_VID_M, + ANA_PORT_VLAN_CFG, port); + + ocelot_port->pvid = pvid; +} + +static int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid, + bool untagged) +{ + int ret; /* Make the port a member of the VLAN */ - ocelot->vlan_mask[vid] |= BIT(port->chip_port); + ocelot->vlan_mask[vid] |= BIT(port); ret = ocelot_vlant_set_mask(ocelot, vid, ocelot->vlan_mask[vid]); if (ret) return ret; /* Default ingress vlan classification */ if (pvid) - port->pvid = vid; + ocelot_port_set_pvid(ocelot, port, vid); /* Untagged egress vlan clasification */ - if (untagged && port->vid != vid) { - if (port->vid) { - dev_err(ocelot->dev, - "Port already has a native VLAN: %d\n", - port->vid); - return -EBUSY; - } - port->vid = vid; + if (untagged) { + ret = ocelot_port_set_native_vlan(ocelot, port, vid); + if (ret) + return ret; } - ocelot_vlan_port_apply(ocelot, port); + return 0; +} + +static int ocelot_vlan_vid_add(struct net_device *dev, u16 vid, bool pvid, + bool untagged) +{ + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; + int port = priv->chip_port; + int ret; + + ret = ocelot_vlan_add(ocelot, port, vid, pvid, untagged); + if (ret) + return ret; + + /* Add the port MAC address to with the right VLAN information */ + ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, vid, + ENTRYTYPE_LOCKED); + + return 0; +} + +static int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid) +{ + struct ocelot_port *ocelot_port = ocelot->ports[port]; + int ret; + + /* Stop the port from being a member of the vlan */ + ocelot->vlan_mask[vid] &= ~BIT(port); + ret = ocelot_vlant_set_mask(ocelot, vid, ocelot->vlan_mask[vid]); + if (ret) + return ret; + + /* Ingress */ + if (ocelot_port->pvid == vid) + ocelot_port_set_pvid(ocelot, port, 0); + + /* Egress */ + if (ocelot_port->vid == vid) + ocelot_port_set_native_vlan(ocelot, port, 0); return 0; } static int ocelot_vlan_vid_del(struct net_device *dev, u16 vid) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; int ret; /* 8021q removes VID 0 on module unload for all interfaces @@ -289,24 +348,12 @@ static int ocelot_vlan_vid_del(struct net_device *dev, u16 vid) if (vid == 0) return 0; - /* Del the port MAC address to with the right VLAN information */ - ocelot_mact_forget(ocelot, dev->dev_addr, vid); - - /* Stop the port from being a member of the vlan */ - ocelot->vlan_mask[vid] &= ~BIT(port->chip_port); - ret = ocelot_vlant_set_mask(ocelot, vid, ocelot->vlan_mask[vid]); + ret = ocelot_vlan_del(ocelot, port, vid); if (ret) return ret; - /* Ingress */ - if (port->pvid == vid) - port->pvid = 0; - - /* Egress */ - if (port->vid == vid) - port->vid = 0; - - ocelot_vlan_port_apply(ocelot, port); + /* Del the port MAC address to with the right VLAN information */ + ocelot_mact_forget(ocelot, dev->dev_addr, vid); return 0; } @@ -333,16 +380,11 @@ static void ocelot_vlan_init(struct ocelot *ocelot) ocelot->vlan_mask[0] = GENMASK(ocelot->num_phys_ports - 1, 0); ocelot_vlant_set_mask(ocelot, 0, ocelot->vlan_mask[0]); - /* Configure the CPU port to be VLAN aware */ - ocelot_write_gix(ocelot, ANA_PORT_VLAN_CFG_VLAN_VID(0) | - ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA | - ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1), - ANA_PORT_VLAN_CFG, ocelot->num_phys_ports); - /* Set vlan ingress filter mask to all ports but the CPU port by * default. */ - ocelot_write(ocelot, GENMASK(9, 0), ANA_VLANMASK); + ocelot_write(ocelot, GENMASK(ocelot->num_phys_ports - 1, 0), + ANA_VLANMASK); for (port = 0; port < ocelot->num_phys_ports; port++) { ocelot_write_gix(ocelot, 0, REW_PORT_VLAN_CFG, port); @@ -362,14 +404,13 @@ static u16 ocelot_wm_enc(u16 value) return value; } -static void ocelot_port_adjust_link(struct net_device *dev) +static void ocelot_adjust_link(struct ocelot *ocelot, int port, + struct phy_device *phydev) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; - u8 p = port->chip_port; + struct ocelot_port *ocelot_port = ocelot->ports[port]; int speed, atop_wm, mode = 0; - switch (dev->phydev->speed) { + switch (phydev->speed) { case SPEED_10: speed = OCELOT_SPEED_10; break; @@ -385,73 +426,77 @@ static void ocelot_port_adjust_link(struct net_device *dev) mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA; break; default: - netdev_err(dev, "Unsupported PHY speed: %d\n", - dev->phydev->speed); + dev_err(ocelot->dev, "Unsupported PHY speed on port %d: %d\n", + port, phydev->speed); return; } - phy_print_status(dev->phydev); + phy_print_status(phydev); - if (!dev->phydev->link) + if (!phydev->link) return; /* Only full duplex supported for now */ - ocelot_port_writel(port, DEV_MAC_MODE_CFG_FDX_ENA | + ocelot_port_writel(ocelot_port, DEV_MAC_MODE_CFG_FDX_ENA | mode, DEV_MAC_MODE_CFG); /* Set MAC IFG Gaps * FDX: TX_IFG = 5, RX_IFG1 = RX_IFG2 = 0 * !FDX: TX_IFG = 5, RX_IFG1 = RX_IFG2 = 5 */ - ocelot_port_writel(port, DEV_MAC_IFG_CFG_TX_IFG(5), DEV_MAC_IFG_CFG); + ocelot_port_writel(ocelot_port, DEV_MAC_IFG_CFG_TX_IFG(5), + DEV_MAC_IFG_CFG); /* Load seed (0) and set MAC HDX late collision */ - ocelot_port_writel(port, DEV_MAC_HDX_CFG_LATE_COL_POS(67) | + ocelot_port_writel(ocelot_port, DEV_MAC_HDX_CFG_LATE_COL_POS(67) | DEV_MAC_HDX_CFG_SEED_LOAD, DEV_MAC_HDX_CFG); mdelay(1); - ocelot_port_writel(port, DEV_MAC_HDX_CFG_LATE_COL_POS(67), + ocelot_port_writel(ocelot_port, DEV_MAC_HDX_CFG_LATE_COL_POS(67), DEV_MAC_HDX_CFG); /* Disable HDX fast control */ - ocelot_port_writel(port, DEV_PORT_MISC_HDX_FAST_DIS, DEV_PORT_MISC); + ocelot_port_writel(ocelot_port, DEV_PORT_MISC_HDX_FAST_DIS, + DEV_PORT_MISC); /* SGMII only for now */ - ocelot_port_writel(port, PCS1G_MODE_CFG_SGMII_MODE_ENA, PCS1G_MODE_CFG); - ocelot_port_writel(port, PCS1G_SD_CFG_SD_SEL, PCS1G_SD_CFG); + ocelot_port_writel(ocelot_port, PCS1G_MODE_CFG_SGMII_MODE_ENA, + PCS1G_MODE_CFG); + ocelot_port_writel(ocelot_port, PCS1G_SD_CFG_SD_SEL, PCS1G_SD_CFG); /* Enable PCS */ - ocelot_port_writel(port, PCS1G_CFG_PCS_ENA, PCS1G_CFG); + ocelot_port_writel(ocelot_port, PCS1G_CFG_PCS_ENA, PCS1G_CFG); /* No aneg on SGMII */ - ocelot_port_writel(port, 0, PCS1G_ANEG_CFG); + ocelot_port_writel(ocelot_port, 0, PCS1G_ANEG_CFG); /* No loopback */ - ocelot_port_writel(port, 0, PCS1G_LB_CFG); + ocelot_port_writel(ocelot_port, 0, PCS1G_LB_CFG); /* Set Max Length and maximum tags allowed */ - ocelot_port_writel(port, VLAN_ETH_FRAME_LEN, DEV_MAC_MAXLEN_CFG); - ocelot_port_writel(port, DEV_MAC_TAGS_CFG_TAG_ID(ETH_P_8021AD) | + ocelot_port_writel(ocelot_port, VLAN_ETH_FRAME_LEN, + DEV_MAC_MAXLEN_CFG); + ocelot_port_writel(ocelot_port, DEV_MAC_TAGS_CFG_TAG_ID(ETH_P_8021AD) | DEV_MAC_TAGS_CFG_VLAN_AWR_ENA | DEV_MAC_TAGS_CFG_VLAN_LEN_AWR_ENA, DEV_MAC_TAGS_CFG); /* Enable MAC module */ - ocelot_port_writel(port, DEV_MAC_ENA_CFG_RX_ENA | + ocelot_port_writel(ocelot_port, DEV_MAC_ENA_CFG_RX_ENA | DEV_MAC_ENA_CFG_TX_ENA, DEV_MAC_ENA_CFG); /* Take MAC, Port, Phy (intern) and PCS (SGMII/Serdes) clock out of * reset */ - ocelot_port_writel(port, DEV_CLOCK_CFG_LINK_SPEED(speed), + ocelot_port_writel(ocelot_port, DEV_CLOCK_CFG_LINK_SPEED(speed), DEV_CLOCK_CFG); /* Set SMAC of Pause frame (00:00:00:00:00:00) */ - ocelot_port_writel(port, 0, DEV_MAC_FC_MAC_HIGH_CFG); - ocelot_port_writel(port, 0, DEV_MAC_FC_MAC_LOW_CFG); + ocelot_port_writel(ocelot_port, 0, DEV_MAC_FC_MAC_HIGH_CFG); + ocelot_port_writel(ocelot_port, 0, DEV_MAC_FC_MAC_LOW_CFG); /* No PFC */ ocelot_write_gix(ocelot, ANA_PFC_PFC_CFG_FC_LINK_SPEED(speed), - ANA_PFC_PFC_CFG, p); + ANA_PFC_PFC_CFG, port); /* Set Pause WM hysteresis * 152 = 6 * VLAN_ETH_FRAME_LEN / OCELOT_BUFFER_CELL_SZ @@ -459,13 +504,13 @@ static void ocelot_port_adjust_link(struct net_device *dev) */ ocelot_write_rix(ocelot, SYS_PAUSE_CFG_PAUSE_ENA | SYS_PAUSE_CFG_PAUSE_STOP(101) | - SYS_PAUSE_CFG_PAUSE_START(152), SYS_PAUSE_CFG, p); + SYS_PAUSE_CFG_PAUSE_START(152), SYS_PAUSE_CFG, port); /* Core: Enable port for frame transfer */ ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE | QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG(1) | QSYS_SWITCH_PORT_MODE_PORT_ENA, - QSYS_SWITCH_PORT_MODE, p); + QSYS_SWITCH_PORT_MODE, port); /* Flow control */ ocelot_write_rix(ocelot, SYS_MAC_FC_CFG_PAUSE_VAL_CFG(0xffff) | @@ -473,64 +518,91 @@ static void ocelot_port_adjust_link(struct net_device *dev) SYS_MAC_FC_CFG_ZERO_PAUSE_ENA | SYS_MAC_FC_CFG_FC_LATENCY_CFG(0x7) | SYS_MAC_FC_CFG_FC_LINK_SPEED(speed), - SYS_MAC_FC_CFG, p); - ocelot_write_rix(ocelot, 0, ANA_POL_FLOWC, p); + SYS_MAC_FC_CFG, port); + ocelot_write_rix(ocelot, 0, ANA_POL_FLOWC, port); /* Tail dropping watermark */ atop_wm = (ocelot->shared_queue_sz - 9 * VLAN_ETH_FRAME_LEN) / OCELOT_BUFFER_CELL_SZ; ocelot_write_rix(ocelot, ocelot_wm_enc(9 * VLAN_ETH_FRAME_LEN), - SYS_ATOP, p); + SYS_ATOP, port); ocelot_write(ocelot, ocelot_wm_enc(atop_wm), SYS_ATOP_TOT_CFG); } -static int ocelot_port_open(struct net_device *dev) +static void ocelot_port_adjust_link(struct net_device *dev) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; - int err; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; + + ocelot_adjust_link(ocelot, port, dev->phydev); +} +static void ocelot_port_enable(struct ocelot *ocelot, int port, + struct phy_device *phy) +{ /* Enable receiving frames on the port, and activate auto-learning of * MAC addresses. */ ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_LEARNAUTO | ANA_PORT_PORT_CFG_RECV_ENA | - ANA_PORT_PORT_CFG_PORTID_VAL(port->chip_port), - ANA_PORT_PORT_CFG, port->chip_port); + ANA_PORT_PORT_CFG_PORTID_VAL(port), + ANA_PORT_PORT_CFG, port); +} - if (port->serdes) { - err = phy_set_mode_ext(port->serdes, PHY_MODE_ETHERNET, - port->phy_mode); +static int ocelot_port_open(struct net_device *dev) +{ + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; + int err; + + if (priv->serdes) { + err = phy_set_mode_ext(priv->serdes, PHY_MODE_ETHERNET, + priv->phy_mode); if (err) { netdev_err(dev, "Could not set mode of SerDes\n"); return err; } } - err = phy_connect_direct(dev, port->phy, &ocelot_port_adjust_link, - port->phy_mode); + err = phy_connect_direct(dev, priv->phy, &ocelot_port_adjust_link, + priv->phy_mode); if (err) { netdev_err(dev, "Could not attach to PHY\n"); return err; } - dev->phydev = port->phy; + dev->phydev = priv->phy; + + phy_attached_info(priv->phy); + phy_start(priv->phy); + + ocelot_port_enable(ocelot, port, priv->phy); - phy_attached_info(port->phy); - phy_start(port->phy); return 0; } +static void ocelot_port_disable(struct ocelot *ocelot, int port) +{ + struct ocelot_port *ocelot_port = ocelot->ports[port]; + + ocelot_port_writel(ocelot_port, 0, DEV_MAC_ENA_CFG); + ocelot_rmw_rix(ocelot, 0, QSYS_SWITCH_PORT_MODE_PORT_ENA, + QSYS_SWITCH_PORT_MODE, port); +} + static int ocelot_port_stop(struct net_device *dev) { - struct ocelot_port *port = netdev_priv(dev); + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; - phy_disconnect(port->phy); + phy_disconnect(priv->phy); dev->phydev = NULL; - ocelot_port_writel(port, 0, DEV_MAC_ENA_CFG); - ocelot_rmw_rix(port->ocelot, 0, QSYS_SWITCH_PORT_MODE_PORT_ENA, - QSYS_SWITCH_PORT_MODE, port->chip_port); + ocelot_port_disable(ocelot, port); + return 0; } @@ -556,13 +628,15 @@ static int ocelot_gen_ifh(u32 *ifh, struct frame_info *info) static int ocelot_port_xmit(struct sk_buff *skb, struct net_device *dev) { + struct ocelot_port_private *priv = netdev_priv(dev); struct skb_shared_info *shinfo = skb_shinfo(skb); - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; - u32 val, ifh[IFH_LEN]; + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; struct frame_info info = {}; u8 grp = 0; /* Send everything on CPU group 0 */ unsigned int i, count, last; + int port = priv->chip_port; + u32 val, ifh[IFH_LEN]; val = ocelot_read(ocelot, QS_INJ_STATUS); if (!(val & QS_INJ_STATUS_FIFO_RDY(BIT(grp))) || @@ -572,15 +646,15 @@ static int ocelot_port_xmit(struct sk_buff *skb, struct net_device *dev) ocelot_write_rix(ocelot, QS_INJ_CTRL_GAP_SIZE(1) | QS_INJ_CTRL_SOF, QS_INJ_CTRL, grp); - info.port = BIT(port->chip_port); + info.port = BIT(port); info.tag_type = IFH_TAG_TYPE_C; info.vid = skb_vlan_tag_get(skb); /* Check if timestamping is needed */ if (ocelot->ptp && shinfo->tx_flags & SKBTX_HW_TSTAMP) { - info.rew_op = port->ptp_cmd; - if (port->ptp_cmd == IFH_REW_OP_TWO_STEP_PTP) - info.rew_op |= (port->ts_id % 4) << 3; + info.rew_op = ocelot_port->ptp_cmd; + if (ocelot_port->ptp_cmd == IFH_REW_OP_TWO_STEP_PTP) + info.rew_op |= (ocelot_port->ts_id % 4) << 3; } ocelot_gen_ifh(ifh, &info); @@ -615,7 +689,7 @@ static int ocelot_port_xmit(struct sk_buff *skb, struct net_device *dev) dev->stats.tx_bytes += skb->len; if (ocelot->ptp && shinfo->tx_flags & SKBTX_HW_TSTAMP && - port->ptp_cmd == IFH_REW_OP_TWO_STEP_PTP) { + ocelot_port->ptp_cmd == IFH_REW_OP_TWO_STEP_PTP) { struct ocelot_skb *oskb = kzalloc(sizeof(struct ocelot_skb), GFP_ATOMIC); @@ -625,10 +699,10 @@ static int ocelot_port_xmit(struct sk_buff *skb, struct net_device *dev) skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; oskb->skb = skb; - oskb->id = port->ts_id % 4; - port->ts_id++; + oskb->id = ocelot_port->ts_id % 4; + ocelot_port->ts_id++; - list_add_tail(&oskb->head, &port->skbs); + list_add_tail(&oskb->head, &ocelot_port->skbs); return NETDEV_TX_OK; } @@ -667,25 +741,29 @@ EXPORT_SYMBOL(ocelot_get_hwtimestamp); static int ocelot_mc_unsync(struct net_device *dev, const unsigned char *addr) { - struct ocelot_port *port = netdev_priv(dev); + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; - return ocelot_mact_forget(port->ocelot, addr, port->pvid); + return ocelot_mact_forget(ocelot, addr, ocelot_port->pvid); } static int ocelot_mc_sync(struct net_device *dev, const unsigned char *addr) { - struct ocelot_port *port = netdev_priv(dev); + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; - return ocelot_mact_learn(port->ocelot, PGID_CPU, addr, port->pvid, + return ocelot_mact_learn(ocelot, PGID_CPU, addr, ocelot_port->pvid, ENTRYTYPE_LOCKED); } static void ocelot_set_rx_mode(struct net_device *dev) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; - int i; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; u32 val; + int i; /* This doesn't handle promiscuous mode because the bridge core is * setting IFF_PROMISC on all slave interfaces and all frames would be @@ -701,10 +779,11 @@ static void ocelot_set_rx_mode(struct net_device *dev) static int ocelot_port_get_phys_port_name(struct net_device *dev, char *buf, size_t len) { - struct ocelot_port *port = netdev_priv(dev); + struct ocelot_port_private *priv = netdev_priv(dev); + int port = priv->chip_port; int ret; - ret = snprintf(buf, len, "p%d", port->chip_port); + ret = snprintf(buf, len, "p%d", port); if (ret >= len) return -EINVAL; @@ -713,15 +792,16 @@ static int ocelot_port_get_phys_port_name(struct net_device *dev, static int ocelot_port_set_mac_address(struct net_device *dev, void *p) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; const struct sockaddr *addr = p; /* Learn the new net device MAC address in the mac table. */ - ocelot_mact_learn(ocelot, PGID_CPU, addr->sa_data, port->pvid, + ocelot_mact_learn(ocelot, PGID_CPU, addr->sa_data, ocelot_port->pvid, ENTRYTYPE_LOCKED); /* Then forget the previous one. */ - ocelot_mact_forget(ocelot, dev->dev_addr, port->pvid); + ocelot_mact_forget(ocelot, dev->dev_addr, ocelot_port->pvid); ether_addr_copy(dev->dev_addr, addr->sa_data); return 0; @@ -730,11 +810,12 @@ static int ocelot_port_set_mac_address(struct net_device *dev, void *p) static void ocelot_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; /* Configure the port to read the stats from */ - ocelot_write(ocelot, SYS_STAT_CFG_STAT_VIEW(port->chip_port), + ocelot_write(ocelot, SYS_STAT_CFG_STAT_VIEW(port), SYS_STAT_CFG); /* Get Rx stats */ @@ -765,21 +846,19 @@ static void ocelot_get_stats64(struct net_device *dev, stats->collisions = ocelot_read(ocelot, SYS_COUNT_TX_COLLISION); } -static int ocelot_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], - struct net_device *dev, const unsigned char *addr, - u16 vid, u16 flags, - struct netlink_ext_ack *extack) +static int ocelot_fdb_add(struct ocelot *ocelot, int port, + const unsigned char *addr, u16 vid, + bool vlan_aware) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; + struct ocelot_port *ocelot_port = ocelot->ports[port]; if (!vid) { - if (!port->vlan_aware) + if (!vlan_aware) /* If the bridge is not VLAN aware and no VID was * provided, set it to pvid to ensure the MAC entry * matches incoming untagged packets */ - vid = port->pvid; + vid = ocelot_port->pvid; else /* If the bridge is VLAN aware a VID must be provided as * otherwise the learnt entry wouldn't match any frame. @@ -787,20 +866,39 @@ static int ocelot_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], return -EINVAL; } - return ocelot_mact_learn(ocelot, port->chip_port, addr, vid, - ENTRYTYPE_LOCKED); + return ocelot_mact_learn(ocelot, port, addr, vid, ENTRYTYPE_LOCKED); } -static int ocelot_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], - struct net_device *dev, - const unsigned char *addr, u16 vid) +static int ocelot_port_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], + struct net_device *dev, + const unsigned char *addr, + u16 vid, u16 flags, + struct netlink_ext_ack *extack) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; + + return ocelot_fdb_add(ocelot, port, addr, vid, priv->vlan_aware); +} +static int ocelot_fdb_del(struct ocelot *ocelot, int port, + const unsigned char *addr, u16 vid) +{ return ocelot_mact_forget(ocelot, addr, vid); } +static int ocelot_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], + struct net_device *dev, + const unsigned char *addr, u16 vid) +{ + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; + + return ocelot_fdb_del(ocelot, port, addr, vid); +} + struct ocelot_dump_ctx { struct net_device *dev; struct sk_buff *skb; @@ -808,9 +906,10 @@ struct ocelot_dump_ctx { int idx; }; -static int ocelot_fdb_do_dump(struct ocelot_mact_entry *entry, - struct ocelot_dump_ctx *dump) +static int ocelot_port_fdb_do_dump(const unsigned char *addr, u16 vid, + bool is_static, void *data) { + struct ocelot_dump_ctx *dump = data; u32 portid = NETLINK_CB(dump->cb->skb).portid; u32 seq = dump->cb->nlh->nlmsg_seq; struct nlmsghdr *nlh; @@ -831,12 +930,12 @@ static int ocelot_fdb_do_dump(struct ocelot_mact_entry *entry, ndm->ndm_flags = NTF_SELF; ndm->ndm_type = 0; ndm->ndm_ifindex = dump->dev->ifindex; - ndm->ndm_state = NUD_REACHABLE; + ndm->ndm_state = is_static ? NUD_NOARP : NUD_REACHABLE; - if (nla_put(dump->skb, NDA_LLADDR, ETH_ALEN, entry->mac)) + if (nla_put(dump->skb, NDA_LLADDR, ETH_ALEN, addr)) goto nla_put_failure; - if (entry->vid && nla_put_u16(dump->skb, NDA_VLAN, entry->vid)) + if (vid && nla_put_u16(dump->skb, NDA_VLAN, vid)) goto nla_put_failure; nlmsg_end(dump->skb, nlh); @@ -850,12 +949,11 @@ nla_put_failure: return -EMSGSIZE; } -static inline int ocelot_mact_read(struct ocelot_port *port, int row, int col, - struct ocelot_mact_entry *entry) +static int ocelot_mact_read(struct ocelot *ocelot, int port, int row, int col, + struct ocelot_mact_entry *entry) { - struct ocelot *ocelot = port->ocelot; - char mac[ETH_ALEN]; u32 val, dst, macl, mach; + char mac[ETH_ALEN]; /* Set row and column to read from */ ocelot_field_write(ocelot, ANA_TABLES_MACTINDX_M_INDEX, row); @@ -878,7 +976,7 @@ static inline int ocelot_mact_read(struct ocelot_port *port, int row, int col, * do not report it. */ dst = (val & ANA_TABLES_MACACCESS_DEST_IDX_M) >> 3; - if (dst != port->chip_port) + if (dst != port) return -EINVAL; /* Get the entry's MAC address and VLAN id */ @@ -898,43 +996,60 @@ static inline int ocelot_mact_read(struct ocelot_port *port, int row, int col, return 0; } -static int ocelot_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb, - struct net_device *dev, - struct net_device *filter_dev, int *idx) +static int ocelot_fdb_dump(struct ocelot *ocelot, int port, + dsa_fdb_dump_cb_t *cb, void *data) { - struct ocelot_port *port = netdev_priv(dev); - int i, j, ret = 0; - struct ocelot_dump_ctx dump = { - .dev = dev, - .skb = skb, - .cb = cb, - .idx = *idx, - }; - - struct ocelot_mact_entry entry; + int i, j; /* Loop through all the mac tables entries. There are 1024 rows of 4 * entries. */ for (i = 0; i < 1024; i++) { for (j = 0; j < 4; j++) { - ret = ocelot_mact_read(port, i, j, &entry); + struct ocelot_mact_entry entry; + bool is_static; + int ret; + + ret = ocelot_mact_read(ocelot, port, i, j, &entry); /* If the entry is invalid (wrong port, invalid...), * skip it. */ if (ret == -EINVAL) continue; else if (ret) - goto end; + return ret; - ret = ocelot_fdb_do_dump(&entry, &dump); + is_static = (entry.type == ENTRYTYPE_LOCKED); + + ret = cb(entry.mac, entry.vid, is_static, data); if (ret) - goto end; + return ret; } } -end: + return 0; +} + +static int ocelot_port_fdb_dump(struct sk_buff *skb, + struct netlink_callback *cb, + struct net_device *dev, + struct net_device *filter_dev, int *idx) +{ + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + struct ocelot_dump_ctx dump = { + .dev = dev, + .skb = skb, + .cb = cb, + .idx = *idx, + }; + int port = priv->chip_port; + int ret; + + ret = ocelot_fdb_dump(ocelot, port, ocelot_port_fdb_do_dump, &dump); + *idx = dump.idx; + return ret; } @@ -953,18 +1068,20 @@ static int ocelot_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, static int ocelot_set_features(struct net_device *dev, netdev_features_t features) { - struct ocelot_port *port = netdev_priv(dev); netdev_features_t changed = dev->features ^ features; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; if ((dev->features & NETIF_F_HW_TC) > (features & NETIF_F_HW_TC) && - port->tc.offload_cnt) { + priv->tc.offload_cnt) { netdev_err(dev, "Cannot disable HW TC offload while offloads active\n"); return -EBUSY; } if (changed & NETIF_F_HW_VLAN_CTAG_FILTER) - ocelot_vlan_mode(port, features); + ocelot_vlan_mode(ocelot, port, features); return 0; } @@ -972,8 +1089,8 @@ static int ocelot_set_features(struct net_device *dev, static int ocelot_get_port_parent_id(struct net_device *dev, struct netdev_phys_item_id *ppid) { - struct ocelot_port *ocelot_port = netdev_priv(dev); - struct ocelot *ocelot = ocelot_port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; ppid->id_len = sizeof(ocelot->base_mac); memcpy(&ppid->id, &ocelot->base_mac, ppid->id_len); @@ -981,17 +1098,17 @@ static int ocelot_get_port_parent_id(struct net_device *dev, return 0; } -static int ocelot_hwstamp_get(struct ocelot_port *port, struct ifreq *ifr) +static int ocelot_hwstamp_get(struct ocelot *ocelot, int port, + struct ifreq *ifr) { - struct ocelot *ocelot = port->ocelot; - return copy_to_user(ifr->ifr_data, &ocelot->hwtstamp_config, sizeof(ocelot->hwtstamp_config)) ? -EFAULT : 0; } -static int ocelot_hwstamp_set(struct ocelot_port *port, struct ifreq *ifr) +static int ocelot_hwstamp_set(struct ocelot *ocelot, int port, + struct ifreq *ifr) { - struct ocelot *ocelot = port->ocelot; + struct ocelot_port *ocelot_port = ocelot->ports[port]; struct hwtstamp_config cfg; if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg))) @@ -1004,16 +1121,16 @@ static int ocelot_hwstamp_set(struct ocelot_port *port, struct ifreq *ifr) /* Tx type sanity check */ switch (cfg.tx_type) { case HWTSTAMP_TX_ON: - port->ptp_cmd = IFH_REW_OP_TWO_STEP_PTP; + ocelot_port->ptp_cmd = IFH_REW_OP_TWO_STEP_PTP; break; case HWTSTAMP_TX_ONESTEP_SYNC: /* IFH_REW_OP_ONE_STEP_PTP updates the correctional field, we * need to update the origin time. */ - port->ptp_cmd = IFH_REW_OP_ORIGIN_PTP; + ocelot_port->ptp_cmd = IFH_REW_OP_ORIGIN_PTP; break; case HWTSTAMP_TX_OFF: - port->ptp_cmd = 0; + ocelot_port->ptp_cmd = 0; break; default: return -ERANGE; @@ -1055,8 +1172,9 @@ static int ocelot_hwstamp_set(struct ocelot_port *port, struct ifreq *ifr) static int ocelot_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; /* The function is only used for PTP operations for now */ if (!ocelot->ptp) @@ -1064,9 +1182,9 @@ static int ocelot_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) switch (cmd) { case SIOCSHWTSTAMP: - return ocelot_hwstamp_set(port, ifr); + return ocelot_hwstamp_set(ocelot, port, ifr); case SIOCGHWTSTAMP: - return ocelot_hwstamp_get(port, ifr); + return ocelot_hwstamp_get(ocelot, port, ifr); default: return -EOPNOTSUPP; } @@ -1080,9 +1198,9 @@ static const struct net_device_ops ocelot_port_netdev_ops = { .ndo_get_phys_port_name = ocelot_port_get_phys_port_name, .ndo_set_mac_address = ocelot_port_set_mac_address, .ndo_get_stats64 = ocelot_get_stats64, - .ndo_fdb_add = ocelot_fdb_add, - .ndo_fdb_del = ocelot_fdb_del, - .ndo_fdb_dump = ocelot_fdb_dump, + .ndo_fdb_add = ocelot_port_fdb_add, + .ndo_fdb_del = ocelot_port_fdb_del, + .ndo_fdb_dump = ocelot_port_fdb_dump, .ndo_vlan_rx_add_vid = ocelot_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = ocelot_vlan_rx_kill_vid, .ndo_set_features = ocelot_set_features, @@ -1091,10 +1209,9 @@ static const struct net_device_ops ocelot_port_netdev_ops = { .ndo_do_ioctl = ocelot_ioctl, }; -static void ocelot_get_strings(struct net_device *netdev, u32 sset, u8 *data) +static void ocelot_get_strings(struct ocelot *ocelot, int port, u32 sset, + u8 *data) { - struct ocelot_port *port = netdev_priv(netdev); - struct ocelot *ocelot = port->ocelot; int i; if (sset != ETH_SS_STATS) @@ -1105,6 +1222,16 @@ static void ocelot_get_strings(struct net_device *netdev, u32 sset, u8 *data) ETH_GSTRING_LEN); } +static void ocelot_port_get_strings(struct net_device *netdev, u32 sset, + u8 *data) +{ + struct ocelot_port_private *priv = netdev_priv(netdev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; + + ocelot_get_strings(ocelot, port, sset, data); +} + static void ocelot_update_stats(struct ocelot *ocelot) { int i, j; @@ -1145,11 +1272,8 @@ static void ocelot_check_stats_work(struct work_struct *work) OCELOT_STATS_CHECK_DELAY); } -static void ocelot_get_ethtool_stats(struct net_device *dev, - struct ethtool_stats *stats, u64 *data) +static void ocelot_get_ethtool_stats(struct ocelot *ocelot, int port, u64 *data) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; int i; /* check and update now */ @@ -1157,28 +1281,40 @@ static void ocelot_get_ethtool_stats(struct net_device *dev, /* Copy all counters */ for (i = 0; i < ocelot->num_stats; i++) - *data++ = ocelot->stats[port->chip_port * ocelot->num_stats + i]; + *data++ = ocelot->stats[port * ocelot->num_stats + i]; } -static int ocelot_get_sset_count(struct net_device *dev, int sset) +static void ocelot_port_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, + u64 *data) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; + ocelot_get_ethtool_stats(ocelot, port, data); +} + +static int ocelot_get_sset_count(struct ocelot *ocelot, int port, int sset) +{ if (sset != ETH_SS_STATS) return -EOPNOTSUPP; + return ocelot->num_stats; } -static int ocelot_get_ts_info(struct net_device *dev, - struct ethtool_ts_info *info) +static int ocelot_port_get_sset_count(struct net_device *dev, int sset) { - struct ocelot_port *ocelot_port = netdev_priv(dev); - struct ocelot *ocelot = ocelot_port->ocelot; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; - if (!ocelot->ptp) - return ethtool_op_get_ts_info(dev, info); + return ocelot_get_sset_count(ocelot, port, sset); +} +static int ocelot_get_ts_info(struct ocelot *ocelot, int port, + struct ethtool_ts_info *info) +{ info->phc_index = ocelot->ptp_clock ? ptp_clock_index(ocelot->ptp_clock) : -1; info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE | @@ -1194,35 +1330,42 @@ static int ocelot_get_ts_info(struct net_device *dev, return 0; } +static int ocelot_port_get_ts_info(struct net_device *dev, + struct ethtool_ts_info *info) +{ + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; + + if (!ocelot->ptp) + return ethtool_op_get_ts_info(dev, info); + + return ocelot_get_ts_info(ocelot, port, info); +} + static const struct ethtool_ops ocelot_ethtool_ops = { - .get_strings = ocelot_get_strings, - .get_ethtool_stats = ocelot_get_ethtool_stats, - .get_sset_count = ocelot_get_sset_count, + .get_strings = ocelot_port_get_strings, + .get_ethtool_stats = ocelot_port_get_ethtool_stats, + .get_sset_count = ocelot_port_get_sset_count, .get_link_ksettings = phy_ethtool_get_link_ksettings, .set_link_ksettings = phy_ethtool_set_link_ksettings, - .get_ts_info = ocelot_get_ts_info, + .get_ts_info = ocelot_port_get_ts_info, }; -static int ocelot_port_attr_stp_state_set(struct ocelot_port *ocelot_port, - struct switchdev_trans *trans, - u8 state) +static void ocelot_bridge_stp_state_set(struct ocelot *ocelot, int port, + u8 state) { - struct ocelot *ocelot = ocelot_port->ocelot; u32 port_cfg; - int port, i; + int p, i; - if (switchdev_trans_ph_prepare(trans)) - return 0; - - if (!(BIT(ocelot_port->chip_port) & ocelot->bridge_mask)) - return 0; + if (!(BIT(port) & ocelot->bridge_mask)) + return; - port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG, - ocelot_port->chip_port); + port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG, port); switch (state) { case BR_STATE_FORWARDING: - ocelot->bridge_fwd_mask |= BIT(ocelot_port->chip_port); + ocelot->bridge_fwd_mask |= BIT(port); /* Fallthrough */ case BR_STATE_LEARNING: port_cfg |= ANA_PORT_PORT_CFG_LEARN_ENA; @@ -1230,19 +1373,18 @@ static int ocelot_port_attr_stp_state_set(struct ocelot_port *ocelot_port, default: port_cfg &= ~ANA_PORT_PORT_CFG_LEARN_ENA; - ocelot->bridge_fwd_mask &= ~BIT(ocelot_port->chip_port); + ocelot->bridge_fwd_mask &= ~BIT(port); break; } - ocelot_write_gix(ocelot, port_cfg, ANA_PORT_PORT_CFG, - ocelot_port->chip_port); + ocelot_write_gix(ocelot, port_cfg, ANA_PORT_PORT_CFG, port); /* Apply FWD mask. The loop is needed to add/remove the current port as * a source for the other ports. */ - for (port = 0; port < ocelot->num_phys_ports; port++) { - if (ocelot->bridge_fwd_mask & BIT(port)) { - unsigned long mask = ocelot->bridge_fwd_mask & ~BIT(port); + for (p = 0; p < ocelot->num_phys_ports; p++) { + if (p == ocelot->cpu || (ocelot->bridge_fwd_mask & BIT(p))) { + unsigned long mask = ocelot->bridge_fwd_mask & ~BIT(p); for (i = 0; i < ocelot->num_phys_ports; i++) { unsigned long bond_mask = ocelot->lags[i]; @@ -1250,78 +1392,91 @@ static int ocelot_port_attr_stp_state_set(struct ocelot_port *ocelot_port, if (!bond_mask) continue; - if (bond_mask & BIT(port)) { + if (bond_mask & BIT(p)) { mask &= ~bond_mask; break; } } - ocelot_write_rix(ocelot, - BIT(ocelot->num_phys_ports) | mask, - ANA_PGID_PGID, PGID_SRC + port); + /* Avoid the NPI port from looping back to itself */ + if (p != ocelot->cpu) + mask |= BIT(ocelot->cpu); + + ocelot_write_rix(ocelot, mask, + ANA_PGID_PGID, PGID_SRC + p); } else { /* Only the CPU port, this is compatible with link * aggregation. */ ocelot_write_rix(ocelot, - BIT(ocelot->num_phys_ports), - ANA_PGID_PGID, PGID_SRC + port); + BIT(ocelot->cpu), + ANA_PGID_PGID, PGID_SRC + p); } } +} - return 0; +static void ocelot_port_attr_stp_state_set(struct ocelot *ocelot, int port, + struct switchdev_trans *trans, + u8 state) +{ + if (switchdev_trans_ph_prepare(trans)) + return; + + ocelot_bridge_stp_state_set(ocelot, port, state); +} + +static void ocelot_set_ageing_time(struct ocelot *ocelot, unsigned int msecs) +{ + ocelot_write(ocelot, ANA_AUTOAGE_AGE_PERIOD(msecs / 2), + ANA_AUTOAGE); } -static void ocelot_port_attr_ageing_set(struct ocelot_port *ocelot_port, +static void ocelot_port_attr_ageing_set(struct ocelot *ocelot, int port, unsigned long ageing_clock_t) { - struct ocelot *ocelot = ocelot_port->ocelot; unsigned long ageing_jiffies = clock_t_to_jiffies(ageing_clock_t); u32 ageing_time = jiffies_to_msecs(ageing_jiffies) / 1000; - ocelot_write(ocelot, ANA_AUTOAGE_AGE_PERIOD(ageing_time / 2), - ANA_AUTOAGE); + ocelot_set_ageing_time(ocelot, ageing_time); } -static void ocelot_port_attr_mc_set(struct ocelot_port *port, bool mc) +static void ocelot_port_attr_mc_set(struct ocelot *ocelot, int port, bool mc) { - struct ocelot *ocelot = port->ocelot; - u32 val = ocelot_read_gix(ocelot, ANA_PORT_CPU_FWD_CFG, - port->chip_port); + u32 cpu_fwd_mcast = ANA_PORT_CPU_FWD_CFG_CPU_IGMP_REDIR_ENA | + ANA_PORT_CPU_FWD_CFG_CPU_MLD_REDIR_ENA | + ANA_PORT_CPU_FWD_CFG_CPU_IPMC_CTRL_COPY_ENA; + u32 val = 0; if (mc) - val |= ANA_PORT_CPU_FWD_CFG_CPU_IGMP_REDIR_ENA | - ANA_PORT_CPU_FWD_CFG_CPU_MLD_REDIR_ENA | - ANA_PORT_CPU_FWD_CFG_CPU_IPMC_CTRL_COPY_ENA; - else - val &= ~(ANA_PORT_CPU_FWD_CFG_CPU_IGMP_REDIR_ENA | - ANA_PORT_CPU_FWD_CFG_CPU_MLD_REDIR_ENA | - ANA_PORT_CPU_FWD_CFG_CPU_IPMC_CTRL_COPY_ENA); + val = cpu_fwd_mcast; - ocelot_write_gix(ocelot, val, ANA_PORT_CPU_FWD_CFG, port->chip_port); + ocelot_rmw_gix(ocelot, val, cpu_fwd_mcast, + ANA_PORT_CPU_FWD_CFG, port); } static int ocelot_port_attr_set(struct net_device *dev, const struct switchdev_attr *attr, struct switchdev_trans *trans) { - struct ocelot_port *ocelot_port = netdev_priv(dev); + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot *ocelot = priv->port.ocelot; + int port = priv->chip_port; int err = 0; switch (attr->id) { case SWITCHDEV_ATTR_ID_PORT_STP_STATE: - ocelot_port_attr_stp_state_set(ocelot_port, trans, + ocelot_port_attr_stp_state_set(ocelot, port, trans, attr->u.stp_state); break; case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME: - ocelot_port_attr_ageing_set(ocelot_port, attr->u.ageing_time); + ocelot_port_attr_ageing_set(ocelot, port, attr->u.ageing_time); break; case SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING: - ocelot_port->vlan_aware = attr->u.vlan_filtering; - ocelot_vlan_port_apply(ocelot_port->ocelot, ocelot_port); + priv->vlan_aware = attr->u.vlan_filtering; + ocelot_port_vlan_filtering(ocelot, port, priv->vlan_aware); break; case SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED: - ocelot_port_attr_mc_set(ocelot_port, !attr->u.mc_disabled); + ocelot_port_attr_mc_set(ocelot, port, !attr->u.mc_disabled); break; default: err = -EOPNOTSUPP; @@ -1383,15 +1538,17 @@ static int ocelot_port_obj_add_mdb(struct net_device *dev, const struct switchdev_obj_port_mdb *mdb, struct switchdev_trans *trans) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; - struct ocelot_multicast *mc; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; unsigned char addr[ETH_ALEN]; + struct ocelot_multicast *mc; + int port = priv->chip_port; u16 vid = mdb->vid; bool new = false; if (!vid) - vid = port->pvid; + vid = ocelot_port->pvid; mc = ocelot_multicast_get(ocelot, mdb->addr, vid); if (!mc) { @@ -1415,7 +1572,7 @@ static int ocelot_port_obj_add_mdb(struct net_device *dev, ocelot_mact_forget(ocelot, addr, vid); } - mc->ports |= BIT(port->chip_port); + mc->ports |= BIT(port); addr[2] = mc->ports << 0; addr[1] = mc->ports << 8; @@ -1425,14 +1582,16 @@ static int ocelot_port_obj_add_mdb(struct net_device *dev, static int ocelot_port_obj_del_mdb(struct net_device *dev, const struct switchdev_obj_port_mdb *mdb) { - struct ocelot_port *port = netdev_priv(dev); - struct ocelot *ocelot = port->ocelot; - struct ocelot_multicast *mc; + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; unsigned char addr[ETH_ALEN]; + struct ocelot_multicast *mc; + int port = priv->chip_port; u16 vid = mdb->vid; if (!vid) - vid = port->pvid; + vid = ocelot_port->pvid; mc = ocelot_multicast_get(ocelot, mdb->addr, vid); if (!mc) @@ -1444,7 +1603,7 @@ static int ocelot_port_obj_del_mdb(struct net_device *dev, addr[0] = 0; ocelot_mact_forget(ocelot, addr, vid); - mc->ports &= ~BIT(port->chip_port); + mc->ports &= ~BIT(port); if (!mc->ports) { list_del(&mc->list); devm_kfree(ocelot->dev, mc); @@ -1501,11 +1660,9 @@ static int ocelot_port_obj_del(struct net_device *dev, return ret; } -static int ocelot_port_bridge_join(struct ocelot_port *ocelot_port, +static int ocelot_port_bridge_join(struct ocelot *ocelot, int port, struct net_device *bridge) { - struct ocelot *ocelot = ocelot_port->ocelot; - if (!ocelot->bridge_mask) { ocelot->hw_bridge_dev = bridge; } else { @@ -1515,25 +1672,22 @@ static int ocelot_port_bridge_join(struct ocelot_port *ocelot_port, return -ENODEV; } - ocelot->bridge_mask |= BIT(ocelot_port->chip_port); + ocelot->bridge_mask |= BIT(port); return 0; } -static void ocelot_port_bridge_leave(struct ocelot_port *ocelot_port, - struct net_device *bridge) +static int ocelot_port_bridge_leave(struct ocelot *ocelot, int port, + struct net_device *bridge) { - struct ocelot *ocelot = ocelot_port->ocelot; - - ocelot->bridge_mask &= ~BIT(ocelot_port->chip_port); + ocelot->bridge_mask &= ~BIT(port); if (!ocelot->bridge_mask) ocelot->hw_bridge_dev = NULL; - /* Clear bridge vlan settings before calling ocelot_vlan_port_apply */ - ocelot_port->vlan_aware = 0; - ocelot_port->pvid = 0; - ocelot_port->vid = 0; + ocelot_port_vlan_filtering(ocelot, port, 0); + ocelot_port_set_pvid(ocelot, port, 0); + return ocelot_port_set_native_vlan(ocelot, port, 0); } static void ocelot_set_aggr_pgids(struct ocelot *ocelot) @@ -1594,20 +1748,18 @@ static void ocelot_setup_lag(struct ocelot *ocelot, int lag) } } -static int ocelot_port_lag_join(struct ocelot_port *ocelot_port, +static int ocelot_port_lag_join(struct ocelot *ocelot, int port, struct net_device *bond) { - struct ocelot *ocelot = ocelot_port->ocelot; - int p = ocelot_port->chip_port; - int lag, lp; struct net_device *ndev; u32 bond_mask = 0; + int lag, lp; rcu_read_lock(); for_each_netdev_in_bond_rcu(bond, ndev) { - struct ocelot_port *port = netdev_priv(ndev); + struct ocelot_port_private *priv = netdev_priv(ndev); - bond_mask |= BIT(port->chip_port); + bond_mask |= BIT(priv->chip_port); } rcu_read_unlock(); @@ -1616,17 +1768,17 @@ static int ocelot_port_lag_join(struct ocelot_port *ocelot_port, /* If the new port is the lowest one, use it as the logical port from * now on */ - if (p == lp) { - lag = p; - ocelot->lags[p] = bond_mask; - bond_mask &= ~BIT(p); + if (port == lp) { + lag = port; + ocelot->lags[port] = bond_mask; + bond_mask &= ~BIT(port); if (bond_mask) { lp = __ffs(bond_mask); ocelot->lags[lp] = 0; } } else { lag = lp; - ocelot->lags[lp] |= BIT(p); + ocelot->lags[lp] |= BIT(port); } ocelot_setup_lag(ocelot, lag); @@ -1635,34 +1787,32 @@ static int ocelot_port_lag_join(struct ocelot_port *ocelot_port, return 0; } -static void ocelot_port_lag_leave(struct ocelot_port *ocelot_port, +static void ocelot_port_lag_leave(struct ocelot *ocelot, int port, struct net_device *bond) { - struct ocelot *ocelot = ocelot_port->ocelot; - int p = ocelot_port->chip_port; u32 port_cfg; int i; /* Remove port from any lag */ for (i = 0; i < ocelot->num_phys_ports; i++) - ocelot->lags[i] &= ~BIT(ocelot_port->chip_port); + ocelot->lags[i] &= ~BIT(port); /* if it was the logical port of the lag, move the lag config to the * next port */ - if (ocelot->lags[p]) { - int n = __ffs(ocelot->lags[p]); + if (ocelot->lags[port]) { + int n = __ffs(ocelot->lags[port]); - ocelot->lags[n] = ocelot->lags[p]; - ocelot->lags[p] = 0; + ocelot->lags[n] = ocelot->lags[port]; + ocelot->lags[port] = 0; ocelot_setup_lag(ocelot, n); } - port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG, p); + port_cfg = ocelot_read_gix(ocelot, ANA_PORT_PORT_CFG, port); port_cfg &= ~ANA_PORT_PORT_CFG_PORTID_VAL_M; - ocelot_write_gix(ocelot, port_cfg | ANA_PORT_PORT_CFG_PORTID_VAL(p), - ANA_PORT_PORT_CFG, p); + ocelot_write_gix(ocelot, port_cfg | ANA_PORT_PORT_CFG_PORTID_VAL(port), + ANA_PORT_PORT_CFG, port); ocelot_set_aggr_pgids(ocelot); } @@ -1677,28 +1827,30 @@ static int ocelot_netdevice_port_event(struct net_device *dev, unsigned long event, struct netdev_notifier_changeupper_info *info) { - struct ocelot_port *ocelot_port = netdev_priv(dev); + struct ocelot_port_private *priv = netdev_priv(dev); + struct ocelot_port *ocelot_port = &priv->port; + struct ocelot *ocelot = ocelot_port->ocelot; + int port = priv->chip_port; int err = 0; switch (event) { case NETDEV_CHANGEUPPER: if (netif_is_bridge_master(info->upper_dev)) { - if (info->linking) - err = ocelot_port_bridge_join(ocelot_port, + if (info->linking) { + err = ocelot_port_bridge_join(ocelot, port, info->upper_dev); - else - ocelot_port_bridge_leave(ocelot_port, - info->upper_dev); - - ocelot_vlan_port_apply(ocelot_port->ocelot, - ocelot_port); + } else { + err = ocelot_port_bridge_leave(ocelot, port, + info->upper_dev); + priv->vlan_aware = false; + } } if (netif_is_lag_master(info->upper_dev)) { if (info->linking) - err = ocelot_port_lag_join(ocelot_port, + err = ocelot_port_lag_join(ocelot, port, info->upper_dev); else - ocelot_port_lag_leave(ocelot_port, + ocelot_port_lag_leave(ocelot, port, info->upper_dev); } break; @@ -2001,24 +2153,48 @@ static int ocelot_init_timestamp(struct ocelot *ocelot) return 0; } +static void ocelot_init_port(struct ocelot *ocelot, int port) +{ + struct ocelot_port *ocelot_port = ocelot->ports[port]; + + INIT_LIST_HEAD(&ocelot_port->skbs); + + /* Basic L2 initialization */ + + /* Drop frames with multicast source address */ + ocelot_rmw_gix(ocelot, ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA, + ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA, + ANA_PORT_DROP_CFG, port); + + /* Set default VLAN and tag type to 8021Q. */ + ocelot_rmw_gix(ocelot, REW_PORT_VLAN_CFG_PORT_TPID(ETH_P_8021Q), + REW_PORT_VLAN_CFG_PORT_TPID_M, + REW_PORT_VLAN_CFG, port); + + /* Enable vcap lookups */ + ocelot_vcap_enable(ocelot, port); +} + int ocelot_probe_port(struct ocelot *ocelot, u8 port, void __iomem *regs, struct phy_device *phy) { + struct ocelot_port_private *priv; struct ocelot_port *ocelot_port; struct net_device *dev; int err; - dev = alloc_etherdev(sizeof(struct ocelot_port)); + dev = alloc_etherdev(sizeof(struct ocelot_port_private)); if (!dev) return -ENOMEM; SET_NETDEV_DEV(dev, ocelot->dev); - ocelot_port = netdev_priv(dev); - ocelot_port->dev = dev; + priv = netdev_priv(dev); + priv->dev = dev; + priv->phy = phy; + priv->chip_port = port; + ocelot_port = &priv->port; ocelot_port->ocelot = ocelot; ocelot_port->regs = regs; - ocelot_port->chip_port = port; - ocelot_port->phy = phy; ocelot->ports[port] = ocelot_port; dev->netdev_ops = &ocelot_port_netdev_ops; @@ -2033,33 +2209,64 @@ int ocelot_probe_port(struct ocelot *ocelot, u8 port, ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, ocelot_port->pvid, ENTRYTYPE_LOCKED); - INIT_LIST_HEAD(&ocelot_port->skbs); + ocelot_init_port(ocelot, port); err = register_netdev(dev); if (err) { dev_err(ocelot->dev, "register_netdev failed\n"); - goto err_register_netdev; + free_netdev(dev); } - /* Basic L2 initialization */ - ocelot_vlan_port_apply(ocelot, ocelot_port); + return err; +} +EXPORT_SYMBOL(ocelot_probe_port); - /* Enable vcap lookups */ - ocelot_vcap_enable(ocelot, ocelot_port); +void ocelot_set_cpu_port(struct ocelot *ocelot, int cpu, + enum ocelot_tag_prefix injection, + enum ocelot_tag_prefix extraction) +{ + /* Configure and enable the CPU port. */ + ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, cpu); + ocelot_write_rix(ocelot, BIT(cpu), ANA_PGID_PGID, PGID_CPU); + ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_RECV_ENA | + ANA_PORT_PORT_CFG_PORTID_VAL(cpu), + ANA_PORT_PORT_CFG, cpu); - return 0; + /* If the CPU port is a physical port, set up the port in Node + * Processor Interface (NPI) mode. This is the mode through which + * frames can be injected from and extracted to an external CPU. + * Only one port can be an NPI at the same time. + */ + if (cpu < ocelot->num_phys_ports) { + ocelot_write(ocelot, QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK_M | + QSYS_EXT_CPU_CFG_EXT_CPU_PORT(cpu), + QSYS_EXT_CPU_CFG); + } -err_register_netdev: - free_netdev(dev); - return err; + /* CPU port Injection/Extraction configuration */ + ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE | + QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG(1) | + QSYS_SWITCH_PORT_MODE_PORT_ENA, + QSYS_SWITCH_PORT_MODE, cpu); + ocelot_write_rix(ocelot, SYS_PORT_MODE_INCL_XTR_HDR(extraction) | + SYS_PORT_MODE_INCL_INJ_HDR(injection), + SYS_PORT_MODE, cpu); + + /* Configure the CPU port to be VLAN aware */ + ocelot_write_gix(ocelot, ANA_PORT_VLAN_CFG_VLAN_VID(0) | + ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA | + ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1), + ANA_PORT_VLAN_CFG, cpu); + + ocelot->cpu = cpu; } -EXPORT_SYMBOL(ocelot_probe_port); +EXPORT_SYMBOL(ocelot_set_cpu_port); int ocelot_init(struct ocelot *ocelot) { - u32 port; - int i, ret, cpu = ocelot->num_phys_ports; char queue_name[32]; + int i, ret; + u32 port; ocelot->lags = devm_kcalloc(ocelot->dev, ocelot->num_phys_ports, sizeof(u32), GFP_KERNEL); @@ -2081,6 +2288,7 @@ int ocelot_init(struct ocelot *ocelot) if (!ocelot->stats_queue) return -ENOMEM; + INIT_LIST_HEAD(&ocelot->multicast); ocelot_mact_init(ocelot); ocelot_vlan_init(ocelot); ocelot_ace_init(ocelot); @@ -2138,13 +2346,6 @@ int ocelot_init(struct ocelot *ocelot) ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_SRC + port); } - /* Configure and enable the CPU port. */ - ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, cpu); - ocelot_write_rix(ocelot, BIT(cpu), ANA_PGID_PGID, PGID_CPU); - ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_RECV_ENA | - ANA_PORT_PORT_CFG_PORTID_VAL(cpu), - ANA_PORT_PORT_CFG, cpu); - /* Allow broadcast MAC frames. */ for (i = ocelot->num_phys_ports + 1; i < PGID_CPU; i++) { u32 val = ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports - 1, 0)); @@ -2157,13 +2358,6 @@ int ocelot_init(struct ocelot *ocelot) ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV4); ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV6); - /* CPU port Injection/Extraction configuration */ - ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE | - QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG(1) | - QSYS_SWITCH_PORT_MODE_PORT_ENA, - QSYS_SWITCH_PORT_MODE, cpu); - ocelot_write_rix(ocelot, SYS_PORT_MODE_INCL_XTR_HDR(1) | - SYS_PORT_MODE_INCL_INJ_HDR(1), SYS_PORT_MODE, cpu); /* Allow manual injection via DEVCPU_QS registers, and byte swap these * registers endianness. */ diff --git a/drivers/net/ethernet/mscc/ocelot.h b/drivers/net/ethernet/mscc/ocelot.h index 06ac806052bc..4d8e769ccad9 100644 --- a/drivers/net/ethernet/mscc/ocelot.h +++ b/drivers/net/ethernet/mscc/ocelot.h @@ -427,6 +427,13 @@ struct ocelot_multicast { u16 ports; }; +enum ocelot_tag_prefix { + OCELOT_TAG_PREFIX_DISABLED = 0, + OCELOT_TAG_PREFIX_NONE, + OCELOT_TAG_PREFIX_SHORT, + OCELOT_TAG_PREFIX_LONG, +}; + struct ocelot_port; struct ocelot_stat_layout { @@ -455,6 +462,7 @@ struct ocelot { u8 num_phys_ports; u8 num_cpu_ports; + u8 cpu; struct ocelot_port **ports; u32 *lags; @@ -479,11 +487,9 @@ struct ocelot { }; struct ocelot_port { - struct net_device *dev; struct ocelot *ocelot; - struct phy_device *phy; + void __iomem *regs; - u8 chip_port; /* Ingress default VLAN (pvid) */ u16 pvid; @@ -491,18 +497,23 @@ struct ocelot_port { /* Egress default VLAN (vid) */ u16 vid; - u8 vlan_aware; + u8 ptp_cmd; + struct list_head skbs; + u8 ts_id; +}; - u64 *stats; +struct ocelot_port_private { + struct ocelot_port port; + struct net_device *dev; + struct phy_device *phy; + u8 chip_port; + + u8 vlan_aware; phy_interface_t phy_mode; struct phy *serdes; struct ocelot_port_tc tc; - - u8 ptp_cmd; - struct list_head skbs; - u8 ts_id; }; struct ocelot_skb { @@ -549,6 +560,10 @@ int ocelot_probe_port(struct ocelot *ocelot, u8 port, void __iomem *regs, struct phy_device *phy); +void ocelot_set_cpu_port(struct ocelot *ocelot, int cpu, + enum ocelot_tag_prefix injection, + enum ocelot_tag_prefix extraction); + extern struct notifier_block ocelot_netdevice_nb; extern struct notifier_block ocelot_switchdev_nb; extern struct notifier_block ocelot_switchdev_blocking_nb; diff --git a/drivers/net/ethernet/mscc/ocelot_ace.h b/drivers/net/ethernet/mscc/ocelot_ace.h index e98944c87259..c08e3e8482e7 100644 --- a/drivers/net/ethernet/mscc/ocelot_ace.h +++ b/drivers/net/ethernet/mscc/ocelot_ace.h @@ -224,9 +224,9 @@ int ocelot_ace_rule_stats_update(struct ocelot_ace_rule *rule); int ocelot_ace_init(struct ocelot *ocelot); void ocelot_ace_deinit(void); -int ocelot_setup_tc_block_flower_bind(struct ocelot_port *port, +int ocelot_setup_tc_block_flower_bind(struct ocelot_port_private *priv, struct flow_block_offload *f); -void ocelot_setup_tc_block_flower_unbind(struct ocelot_port *port, +void ocelot_setup_tc_block_flower_unbind(struct ocelot_port_private *priv, struct flow_block_offload *f); #endif /* _MSCC_OCELOT_ACE_H_ */ diff --git a/drivers/net/ethernet/mscc/ocelot_board.c b/drivers/net/ethernet/mscc/ocelot_board.c index 723724bdc139..811599f32910 100644 --- a/drivers/net/ethernet/mscc/ocelot_board.c +++ b/drivers/net/ethernet/mscc/ocelot_board.c @@ -95,6 +95,8 @@ static irqreturn_t ocelot_xtr_irq_handler(int irq, void *arg) do { struct skb_shared_hwtstamps *shhwtstamps; + struct ocelot_port_private *priv; + struct ocelot_port *ocelot_port; u64 tod_in_ns, full_ts_in_ns; struct frame_info info = {}; struct net_device *dev; @@ -114,7 +116,10 @@ static irqreturn_t ocelot_xtr_irq_handler(int irq, void *arg) ocelot_parse_ifh(ifh, &info); - dev = ocelot->ports[info.port]->dev; + ocelot_port = ocelot->ports[info.port]; + priv = container_of(ocelot_port, struct ocelot_port_private, + port); + dev = priv->dev; skb = netdev_alloc_skb(dev, info.len); @@ -359,10 +364,13 @@ static int mscc_ocelot_probe(struct platform_device *pdev) ocelot->ports = devm_kcalloc(&pdev->dev, ocelot->num_phys_ports, sizeof(struct ocelot_port *), GFP_KERNEL); - INIT_LIST_HEAD(&ocelot->multicast); ocelot_init(ocelot); + ocelot_set_cpu_port(ocelot, ocelot->num_phys_ports, + OCELOT_TAG_PREFIX_NONE, OCELOT_TAG_PREFIX_NONE); for_each_available_child_of_node(ports, portnp) { + struct ocelot_port_private *priv; + struct ocelot_port *ocelot_port; struct device_node *phy_node; phy_interface_t phy_mode; struct phy_device *phy; @@ -398,13 +406,17 @@ static int mscc_ocelot_probe(struct platform_device *pdev) goto out_put_ports; } + ocelot_port = ocelot->ports[port]; + priv = container_of(ocelot_port, struct ocelot_port_private, + port); + err = of_get_phy_mode(portnp, &phy_mode); if (err && err != -ENODEV) goto out_put_ports; - ocelot->ports[port]->phy_mode = phy_mode; + priv->phy_mode = phy_mode; - switch (ocelot->ports[port]->phy_mode) { + switch (priv->phy_mode) { case PHY_INTERFACE_MODE_NA: continue; case PHY_INTERFACE_MODE_SGMII: @@ -413,7 +425,7 @@ static int mscc_ocelot_probe(struct platform_device *pdev) /* Ensure clock signals and speed is set on all * QSGMII links */ - ocelot_port_writel(ocelot->ports[port], + ocelot_port_writel(ocelot_port, DEV_CLOCK_CFG_LINK_SPEED (OCELOT_SPEED_1000), DEV_CLOCK_CFG); @@ -441,7 +453,7 @@ static int mscc_ocelot_probe(struct platform_device *pdev) goto out_put_ports; } - ocelot->ports[port]->serdes = serdes; + priv->serdes = serdes; } register_netdevice_notifier(&ocelot_netdevice_nb); diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c index b894bc0c9c16..3d65b99b9734 100644 --- a/drivers/net/ethernet/mscc/ocelot_flower.c +++ b/drivers/net/ethernet/mscc/ocelot_flower.c @@ -10,7 +10,7 @@ struct ocelot_port_block { struct ocelot_acl_block *block; - struct ocelot_port *port; + struct ocelot_port_private *priv; }; static int ocelot_flower_parse_action(struct flow_cls_offload *f, @@ -177,8 +177,8 @@ struct ocelot_ace_rule *ocelot_ace_rule_create(struct flow_cls_offload *f, if (!rule) return NULL; - rule->port = block->port; - rule->chip_port = block->port->chip_port; + rule->port = &block->priv->port; + rule->chip_port = block->priv->chip_port; return rule; } @@ -202,7 +202,7 @@ static int ocelot_flower_replace(struct flow_cls_offload *f, if (ret) return ret; - port_block->port->tc.offload_cnt++; + port_block->priv->tc.offload_cnt++; return 0; } @@ -213,14 +213,14 @@ static int ocelot_flower_destroy(struct flow_cls_offload *f, int ret; rule.prio = f->common.prio; - rule.port = port_block->port; + rule.port = &port_block->priv->port; rule.id = f->cookie; ret = ocelot_ace_rule_offload_del(&rule); if (ret) return ret; - port_block->port->tc.offload_cnt--; + port_block->priv->tc.offload_cnt--; return 0; } @@ -231,7 +231,7 @@ static int ocelot_flower_stats_update(struct flow_cls_offload *f, int ret; rule.prio = f->common.prio; - rule.port = port_block->port; + rule.port = &port_block->priv->port; rule.id = f->cookie; ret = ocelot_ace_rule_stats_update(&rule); if (ret) @@ -261,7 +261,7 @@ static int ocelot_setup_tc_block_cb_flower(enum tc_setup_type type, { struct ocelot_port_block *port_block = cb_priv; - if (!tc_cls_can_offload_and_chain0(port_block->port->dev, type_data)) + if (!tc_cls_can_offload_and_chain0(port_block->priv->dev, type_data)) return -EOPNOTSUPP; switch (type) { @@ -275,7 +275,7 @@ static int ocelot_setup_tc_block_cb_flower(enum tc_setup_type type, } static struct ocelot_port_block* -ocelot_port_block_create(struct ocelot_port *port) +ocelot_port_block_create(struct ocelot_port_private *priv) { struct ocelot_port_block *port_block; @@ -283,7 +283,7 @@ ocelot_port_block_create(struct ocelot_port *port) if (!port_block) return NULL; - port_block->port = port; + port_block->priv = priv; return port_block; } @@ -300,7 +300,7 @@ static void ocelot_tc_block_unbind(void *cb_priv) ocelot_port_block_destroy(port_block); } -int ocelot_setup_tc_block_flower_bind(struct ocelot_port *port, +int ocelot_setup_tc_block_flower_bind(struct ocelot_port_private *priv, struct flow_block_offload *f) { struct ocelot_port_block *port_block; @@ -311,14 +311,14 @@ int ocelot_setup_tc_block_flower_bind(struct ocelot_port *port, return -EOPNOTSUPP; block_cb = flow_block_cb_lookup(f->block, - ocelot_setup_tc_block_cb_flower, port); + ocelot_setup_tc_block_cb_flower, priv); if (!block_cb) { - port_block = ocelot_port_block_create(port); + port_block = ocelot_port_block_create(priv); if (!port_block) return -ENOMEM; block_cb = flow_block_cb_alloc(ocelot_setup_tc_block_cb_flower, - port, port_block, + priv, port_block, ocelot_tc_block_unbind); if (IS_ERR(block_cb)) { ret = PTR_ERR(block_cb); @@ -339,13 +339,13 @@ err_cb_register: return ret; } -void ocelot_setup_tc_block_flower_unbind(struct ocelot_port *port, +void ocelot_setup_tc_block_flower_unbind(struct ocelot_port_private *priv, struct flow_block_offload *f) { struct flow_block_cb *block_cb; block_cb = flow_block_cb_lookup(f->block, - ocelot_setup_tc_block_cb_flower, port); + ocelot_setup_tc_block_cb_flower, priv); if (!block_cb) return; diff --git a/drivers/net/ethernet/mscc/ocelot_police.c b/drivers/net/ethernet/mscc/ocelot_police.c index 701e82dd749a..faddce43f2e3 100644 --- a/drivers/net/ethernet/mscc/ocelot_police.c +++ b/drivers/net/ethernet/mscc/ocelot_police.c @@ -40,13 +40,12 @@ struct qos_policer_conf { u8 ipg; /* Size of IPG when MSCC_QOS_RATE_MODE_LINE is chosen */ }; -static int qos_policer_conf_set(struct ocelot_port *port, u32 pol_ix, +static int qos_policer_conf_set(struct ocelot *ocelot, int port, u32 pol_ix, struct qos_policer_conf *conf) { u32 cf = 0, cir_ena = 0, frm_mode = POL_MODE_LINERATE; u32 cir = 0, cbs = 0, pir = 0, pbs = 0; bool cir_discard = 0, pir_discard = 0; - struct ocelot *ocelot = port->ocelot; u32 pbs_max = 0, cbs_max = 0; u8 ipg = 20; u32 value; @@ -123,22 +122,26 @@ static int qos_policer_conf_set(struct ocelot_port *port, u32 pol_ix, /* Check limits */ if (pir > GENMASK(15, 0)) { - netdev_err(port->dev, "Invalid pir\n"); + dev_err(ocelot->dev, "Invalid pir for port %d: %u (max %lu)\n", + port, pir, GENMASK(15, 0)); return -EINVAL; } if (cir > GENMASK(15, 0)) { - netdev_err(port->dev, "Invalid cir\n"); + dev_err(ocelot->dev, "Invalid cir for port %d: %u (max %lu)\n", + port, cir, GENMASK(15, 0)); return -EINVAL; } if (pbs > pbs_max) { - netdev_err(port->dev, "Invalid pbs\n"); + dev_err(ocelot->dev, "Invalid pbs for port %d: %u (max %u)\n", + port, pbs, pbs_max); return -EINVAL; } if (cbs > cbs_max) { - netdev_err(port->dev, "Invalid cbs\n"); + dev_err(ocelot->dev, "Invalid cbs for port %d: %u (max %u)\n", + port, cbs, cbs_max); return -EINVAL; } @@ -171,10 +174,9 @@ static int qos_policer_conf_set(struct ocelot_port *port, u32 pol_ix, return 0; } -int ocelot_port_policer_add(struct ocelot_port *port, +int ocelot_port_policer_add(struct ocelot *ocelot, int port, struct ocelot_policer *pol) { - struct ocelot *ocelot = port->ocelot; struct qos_policer_conf pp = { 0 }; int err; @@ -185,11 +187,10 @@ int ocelot_port_policer_add(struct ocelot_port *port, pp.pir = pol->rate; pp.pbs = pol->burst; - netdev_dbg(port->dev, - "%s: port %u pir %u kbps, pbs %u bytes\n", - __func__, port->chip_port, pp.pir, pp.pbs); + dev_dbg(ocelot->dev, "%s: port %u pir %u kbps, pbs %u bytes\n", + __func__, port, pp.pir, pp.pbs); - err = qos_policer_conf_set(port, POL_IX_PORT + port->chip_port, &pp); + err = qos_policer_conf_set(ocelot, port, POL_IX_PORT + port, &pp); if (err) return err; @@ -198,22 +199,21 @@ int ocelot_port_policer_add(struct ocelot_port *port, ANA_PORT_POL_CFG_POL_ORDER(POL_ORDER), ANA_PORT_POL_CFG_PORT_POL_ENA | ANA_PORT_POL_CFG_POL_ORDER_M, - ANA_PORT_POL_CFG, port->chip_port); + ANA_PORT_POL_CFG, port); return 0; } -int ocelot_port_policer_del(struct ocelot_port *port) +int ocelot_port_policer_del(struct ocelot *ocelot, int port) { - struct ocelot *ocelot = port->ocelot; struct qos_policer_conf pp = { 0 }; int err; - netdev_dbg(port->dev, "%s: port %u\n", __func__, port->chip_port); + dev_dbg(ocelot->dev, "%s: port %u\n", __func__, port); pp.mode = MSCC_QOS_RATE_MODE_DISABLED; - err = qos_policer_conf_set(port, POL_IX_PORT + port->chip_port, &pp); + err = qos_policer_conf_set(ocelot, port, POL_IX_PORT + port, &pp); if (err) return err; @@ -221,7 +221,7 @@ int ocelot_port_policer_del(struct ocelot_port *port) ANA_PORT_POL_CFG_POL_ORDER(POL_ORDER), ANA_PORT_POL_CFG_PORT_POL_ENA | ANA_PORT_POL_CFG_POL_ORDER_M, - ANA_PORT_POL_CFG, port->chip_port); + ANA_PORT_POL_CFG, port); return 0; } diff --git a/drivers/net/ethernet/mscc/ocelot_police.h b/drivers/net/ethernet/mscc/ocelot_police.h index d1137f79efda..ae9509229463 100644 --- a/drivers/net/ethernet/mscc/ocelot_police.h +++ b/drivers/net/ethernet/mscc/ocelot_police.h @@ -14,9 +14,9 @@ struct ocelot_policer { u32 burst; /* bytes */ }; -int ocelot_port_policer_add(struct ocelot_port *port, +int ocelot_port_policer_add(struct ocelot *ocelot, int port, struct ocelot_policer *pol); -int ocelot_port_policer_del(struct ocelot_port *port); +int ocelot_port_policer_del(struct ocelot *ocelot, int port); #endif /* _MSCC_OCELOT_POLICE_H_ */ diff --git a/drivers/net/ethernet/mscc/ocelot_tc.c b/drivers/net/ethernet/mscc/ocelot_tc.c index 16a6db71ca5e..a4f7fbd76507 100644 --- a/drivers/net/ethernet/mscc/ocelot_tc.c +++ b/drivers/net/ethernet/mscc/ocelot_tc.c @@ -9,17 +9,19 @@ #include "ocelot_ace.h" #include <net/pkt_cls.h> -static int ocelot_setup_tc_cls_matchall(struct ocelot_port *port, +static int ocelot_setup_tc_cls_matchall(struct ocelot_port_private *priv, struct tc_cls_matchall_offload *f, bool ingress) { struct netlink_ext_ack *extack = f->common.extack; + struct ocelot *ocelot = priv->port.ocelot; struct ocelot_policer pol = { 0 }; struct flow_action_entry *action; + int port = priv->chip_port; int err; - netdev_dbg(port->dev, "%s: port %u command %d cookie %lu\n", - __func__, port->chip_port, f->command, f->cookie); + netdev_dbg(priv->dev, "%s: port %u command %d cookie %lu\n", + __func__, port, f->command, f->cookie); if (!ingress) { NL_SET_ERR_MSG_MOD(extack, "Only ingress is supported"); @@ -34,7 +36,7 @@ static int ocelot_setup_tc_cls_matchall(struct ocelot_port *port, return -EOPNOTSUPP; } - if (port->tc.block_shared) { + if (priv->tc.block_shared) { NL_SET_ERR_MSG_MOD(extack, "Rate limit is not supported on shared blocks"); return -EOPNOTSUPP; @@ -47,7 +49,7 @@ static int ocelot_setup_tc_cls_matchall(struct ocelot_port *port, return -EOPNOTSUPP; } - if (port->tc.police_id && port->tc.police_id != f->cookie) { + if (priv->tc.police_id && priv->tc.police_id != f->cookie) { NL_SET_ERR_MSG_MOD(extack, "Only one policer per port is supported\n"); return -EEXIST; @@ -58,27 +60,27 @@ static int ocelot_setup_tc_cls_matchall(struct ocelot_port *port, PSCHED_NS2TICKS(action->police.burst), PSCHED_TICKS_PER_SEC); - err = ocelot_port_policer_add(port, &pol); + err = ocelot_port_policer_add(ocelot, port, &pol); if (err) { NL_SET_ERR_MSG_MOD(extack, "Could not add policer\n"); return err; } - port->tc.police_id = f->cookie; - port->tc.offload_cnt++; + priv->tc.police_id = f->cookie; + priv->tc.offload_cnt++; return 0; case TC_CLSMATCHALL_DESTROY: - if (port->tc.police_id != f->cookie) + if (priv->tc.police_id != f->cookie) return -ENOENT; - err = ocelot_port_policer_del(port); + err = ocelot_port_policer_del(ocelot, port); if (err) { NL_SET_ERR_MSG_MOD(extack, "Could not delete policer\n"); return err; } - port->tc.police_id = 0; - port->tc.offload_cnt--; + priv->tc.police_id = 0; + priv->tc.offload_cnt--; return 0; case TC_CLSMATCHALL_STATS: /* fall through */ default: @@ -90,21 +92,21 @@ static int ocelot_setup_tc_block_cb(enum tc_setup_type type, void *type_data, void *cb_priv, bool ingress) { - struct ocelot_port *port = cb_priv; + struct ocelot_port_private *priv = cb_priv; - if (!tc_cls_can_offload_and_chain0(port->dev, type_data)) + if (!tc_cls_can_offload_and_chain0(priv->dev, type_data)) return -EOPNOTSUPP; switch (type) { case TC_SETUP_CLSMATCHALL: - netdev_dbg(port->dev, "tc_block_cb: TC_SETUP_CLSMATCHALL %s\n", + netdev_dbg(priv->dev, "tc_block_cb: TC_SETUP_CLSMATCHALL %s\n", ingress ? "ingress" : "egress"); - return ocelot_setup_tc_cls_matchall(port, type_data, ingress); + return ocelot_setup_tc_cls_matchall(priv, type_data, ingress); case TC_SETUP_CLSFLOWER: return 0; default: - netdev_dbg(port->dev, "tc_block_cb: type %d %s\n", + netdev_dbg(priv->dev, "tc_block_cb: type %d %s\n", type, ingress ? "ingress" : "egress"); @@ -130,19 +132,19 @@ static int ocelot_setup_tc_block_cb_eg(enum tc_setup_type type, static LIST_HEAD(ocelot_block_cb_list); -static int ocelot_setup_tc_block(struct ocelot_port *port, +static int ocelot_setup_tc_block(struct ocelot_port_private *priv, struct flow_block_offload *f) { struct flow_block_cb *block_cb; flow_setup_cb_t *cb; int err; - netdev_dbg(port->dev, "tc_block command %d, binder_type %d\n", + netdev_dbg(priv->dev, "tc_block command %d, binder_type %d\n", f->command, f->binder_type); if (f->binder_type == FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS) { cb = ocelot_setup_tc_block_cb_ig; - port->tc.block_shared = f->block_shared; + priv->tc.block_shared = f->block_shared; } else if (f->binder_type == FLOW_BLOCK_BINDER_TYPE_CLSACT_EGRESS) { cb = ocelot_setup_tc_block_cb_eg; } else { @@ -153,14 +155,14 @@ static int ocelot_setup_tc_block(struct ocelot_port *port, switch (f->command) { case FLOW_BLOCK_BIND: - if (flow_block_cb_is_busy(cb, port, &ocelot_block_cb_list)) + if (flow_block_cb_is_busy(cb, priv, &ocelot_block_cb_list)) return -EBUSY; - block_cb = flow_block_cb_alloc(cb, port, port, NULL); + block_cb = flow_block_cb_alloc(cb, priv, priv, NULL); if (IS_ERR(block_cb)) return PTR_ERR(block_cb); - err = ocelot_setup_tc_block_flower_bind(port, f); + err = ocelot_setup_tc_block_flower_bind(priv, f); if (err < 0) { flow_block_cb_free(block_cb); return err; @@ -169,11 +171,11 @@ static int ocelot_setup_tc_block(struct ocelot_port *port, list_add_tail(&block_cb->driver_list, f->driver_block_list); return 0; case FLOW_BLOCK_UNBIND: - block_cb = flow_block_cb_lookup(f->block, cb, port); + block_cb = flow_block_cb_lookup(f->block, cb, priv); if (!block_cb) return -ENOENT; - ocelot_setup_tc_block_flower_unbind(port, f); + ocelot_setup_tc_block_flower_unbind(priv, f); flow_block_cb_remove(block_cb, f); list_del(&block_cb->driver_list); return 0; @@ -185,11 +187,11 @@ static int ocelot_setup_tc_block(struct ocelot_port *port, int ocelot_setup_tc(struct net_device *dev, enum tc_setup_type type, void *type_data) { - struct ocelot_port *port = netdev_priv(dev); + struct ocelot_port_private *priv = netdev_priv(dev); switch (type) { case TC_SETUP_BLOCK: - return ocelot_setup_tc_block(port, type_data); + return ocelot_setup_tc_block(priv, type_data); default: return -EOPNOTSUPP; } |